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O(6)-Methylguanine-DNA Methyltransferase MeSH Descriptor Data 2022


MeSH Heading
O(6)-Methylguanine-DNA Methyltransferase
Tree Number(s)
D08.811.913.555.500.800.650
Unique ID
D019853
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D019853
Scope Note
An enzyme that transfers methyl groups from O(6)-methylguanine, and other methylated moieties of DNA, to a cysteine residue in itself, thus repairing alkylated DNA in a single-step reaction. EC 2.1.1.63.
Entry Term(s)
DNA Repair Methyltransferase I
DNA Repair Methyltransferase II
Guanine-O(6)-Alkyltransferase
Methylated-DNA-Protein-Cysteine S-Methyltransferase
O(6)-AGT
O(6)-Alkylguanine-DNA Alkyltransferase
O(6)-MeG-DNA Methyltransferase
O(6)-Methylguanine DNA Transmethylase
O(6)-Methylguanine Methyltransferase
Registry Number
EC 2.1.1.63
Related Numbers
77271-19-3
CAS Type 1 Name
DNA-6-O-methylguanine:protein-L-cysteine S-methyltransferase
Previous Indexing
DNA (Cytosine-5-)-Methyltransferase (1978-1982)
Methyltransferases (1978-1997)
Public MeSH Note
98; O(6)-METHYLGUANINE-DNA METHYLTRANSFERASE was indexed under METHYLTRANSFERASES 1978-97 & DNA (CYTOSINE-5-)-METHYLTRANSFERASE 1978-82
History Note
98; use O(6)-METHYLGUANINE-DNA METHYLTRANSFERASE (NM) 1980-97
Date Established
1998/01/01
Date of Entry
1997/06/20
Revision Date
2004/07/29
O(6)-Methylguanine-DNA Methyltransferase Preferred
DNA Repair Methyltransferase II Narrower
DNA Repair Methyltransferase I Narrower
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